Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 15:00

General

  • Target
    z1CommercialInvoice-2026_06.vbs
  • Size 5.2MB
  • Sample260930-sdhpyavt6k
  • SHA256 54d6ed312f9fb65fb6fc95d99ac5c65297017356b184a2ed8677c166ec172625
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 1 IoCs
  • Process spawned unexpected child process 2 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 3 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell and hide display window.

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 2 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 5 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\z1CommercialInvoice-2026_06.vbs"
    1⤵
    • Executes a VBScript file via the Windows Script Host.
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$pathobiology=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6;$spongiarian=[Convert]::FromBase64String($pathobiology);[AppDomain]::CurrentDomain.Load($spongiarian)|Out-Null;[Win32.RMP.Cls_FKTnDIbOZV]::Met_FKTnDIbOZVlQ('oKWrwplgjPLhWsa/v6JARANQtmKcH2DoPuwmbhOqCdd2lirX4vQhg0Gk0FCuFiQ1','','SA1FLpP4NvfpSsmFIIub6KDxQ+OIHmCG/RMPiSYQON/ly5yVmAO9pSxyJ7/RbMEG','AQ3fQ7DQQZORFSDFmld7ng8H6D31FhpIm5oSkOD5IsM=','m4U0Af+YGQUwiXKbrol6LteRpuee4/FcS8LCkYIana8=','','7wB2tC21wxMRwu1SNuS1aGRyAK+AeHIRklkUt64Iiv4=','','','3/mYIYrhnVfmcjkurLMZxh4ltHpJkNSz9lGDmcLGLeUZybj0EYKrl5D3pvWpbLZ+','4W9B9KBLYVxo9V0kMy+4YXkbzYD4+Sg5W6tNikuSi5g=','/qio8KYy47YY9PWmRBCzQU9ISvmWg/frw+V2cPJahag=','vUoCtMiNQDo25Na65bFJlX2+LSe4tYxyW8JncQNsWWg=','','Ftw/ZG/NFMwmzOw1PbXzSHwbyL26o073hJ3zIFmKm6Q=','6oghPup3BvrYcFOeSIUswcE68Mnlk7OrodpMHosCjTY=','','','')"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1188
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$pathobiology=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6;$spongiarian=[Convert]::FromBase64String($pathobiology);[AppDomain]::CurrentDomain.Load($spongiarian)|Out-Null;[Win32.RMP.Cls_FKTnDIbOZV]::Met_FKTnDIbOZVlQ('oKWrwplgjPLhWsa/v6JARANQtmKcH2DoPuwmbhOqCdd2lirX4vQhg0Gk0FCuFiQ1','','SA1FLpP4NvfpSsmFIIub6KDxQ+OIHmCG/RMPiSYQON/ly5yVmAO9pSxyJ7/RbMEG','AQ3fQ7DQQZORFSDFmld7ng8H6D31FhpIm5oSkOD5IsM=','m4U0Af+YGQUwiXKbrol6LteRpuee4/FcS8LCkYIana8=','','7wB2tC21wxMRwu1SNuS1aGRyAK+AeHIRklkUt64Iiv4=','','','3/mYIYrhnVfmcjkurLMZxh4ltHpJkNSz9lGDmcLGLeUZybj0EYKrl5D3pvWpbLZ+','4W9B9KBLYVxo9V0kMy+4YXkbzYD4+Sg5W6tNikuSi5g=','/qio8KYy47YY9PWmRBCzQU9ISvmWg/frw+V2cPJahag=','vUoCtMiNQDo25Na65bFJlX2+LSe4tYxyW8JncQNsWWg=','','Ftw/ZG/NFMwmzOw1PbXzSHwbyL26o073hJ3zIFmKm6Q=','6oghPup3BvrYcFOeSIUswcE68Mnlk7OrodpMHosCjTY=','','','')"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Enumerates connected drives
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5628
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • Creates a file in the Startup directory
      • Accesses Microsoft Outlook profiles
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:6132
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\bnckym.vbs"
        3⤵
        • Executes a VBScript file via the Windows Script Host.
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4148
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$selfheals=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6;$stibide=[Convert]::FromBase64String($selfheals);[AppDomain]::CurrentDomain.Load($stibide)|Out-Null;[Win32.RMP.Cls_OgWignSvmo]::Met_OgWignSvmorS('i/4qgaR8WjrCM4+57bvtdI1p40Pxy1Kgne8Tlf/jH9OhVn9LEFbA4KwcBCtD6PgVrjuAt1cgN26Zu+E32oC0AA==','','hQcQAgfPaRuSGqI3gztaL501pMQLbGU/CP5kuhiLi6y/gBjSy2zWJrn6U7oYyF3L','WSuGKBH3G0fdNzjhEesWBO+nZnPIbLK1u950bm/d9Zg=','yJohqHBPbxnusCMDKXSmfQ6ZhJAYK1JS0bX2n41a9tU=','','+UR4j2zpBVi6zWAa7ZwTOMdjaB+0O003Okr/ShAwx0g=','','','SrsPWmTtAa1aiL2zIYgm25lxleIpRob8FTJaBbXxFUHrdjHZLaAyVyHaC4DZ94C+','FuTnPaYABCfO+qb9E3HQLk9aZVOz1FVLMf00vxO6Oc8=','bR5O+DsHeXx/rDawIwXOgP4o7Rm9O7cheiuW5H6S2fc=','1wQorG7ZCk0OEXV1xvftyC35R/6G1KqFT3YsBQ9RCgY=','','v/keUdTQ6biKWJemSBnVEcZw/zrI9VVoorpkSrq+Ovw=','Tad0bidRHSDFB97mK6gnbwmofEQrQG62FaArh/ryN6U=','','','')"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2360
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\CasPol.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_e4989f33f357422daf823066875fbcdd.cs"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1196
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB1A3.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC99DE0E6CCB0D47FF8AAED48E86A08ECA.TMP"
          4⤵
            PID:2520
        • C:\Users\Admin\AppData\Local\Temp\CasPol.exe
          "C:\Users\Admin\AppData\Local\Temp\CasPol.exe" 6132
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5684
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /target:exe /out:"C:\Users\Admin\AppData\Local\Temp\CasPol.exe" "C:\Users\Admin\AppData\Local\Temp\guardian_src_7cb55417ea054d1781f638c4bccf4de3.cs"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4984
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
            C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESCF7B.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCCD678C7D610044F9955D32F086384766.TMP"
            4⤵
              PID:4912
      • C:\PROGRA~3\scvost.exe
        C:\PROGRA~3\scvost.exe
        1⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5008
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$selfheals=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6;$stibide=[Convert]::FromBase64String($selfheals);[AppDomain]::CurrentDomain.Load($stibide)|Out-Null;[Win32.RMP.Cls_OgWignSvmo]::Met_OgWignSvmorS('i/4qgaR8WjrCM4+57bvtdI1p40Pxy1Kgne8Tlf/jH9OhVn9LEFbA4KwcBCtD6PgVrjuAt1cgN26Zu+E32oC0AA==','','hQcQAgfPaRuSGqI3gztaL501pMQLbGU/CP5kuhiLi6y/gBjSy2zWJrn6U7oYyF3L','WSuGKBH3G0fdNzjhEesWBO+nZnPIbLK1u950bm/d9Zg=','yJohqHBPbxnusCMDKXSmfQ6ZhJAYK1JS0bX2n41a9tU=','','+UR4j2zpBVi6zWAa7ZwTOMdjaB+0O003Okr/ShAwx0g=','','','SrsPWmTtAa1aiL2zIYgm25lxleIpRob8FTJaBbXxFUHrdjHZLaAyVyHaC4DZ94C+','FuTnPaYABCfO+qb9E3HQLk9aZVOz1FVLMf00vxO6Oc8=','bR5O+DsHeXx/rDawIwXOgP4o7Rm9O7cheiuW5H6S2fc=','1wQorG7ZCk0OEXV1xvftyC35R/6G1KqFT3YsBQ9RCgY=','','v/keUdTQ6biKWJemSBnVEcZw/zrI9VVoorpkSrq+Ovw=','Tad0bidRHSDFB97mK6gnbwmofEQrQG62FaArh/ryN6U=','','','')"
        1⤵
        • Process spawned unexpected child process
        • Badlisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2776

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            scvost.exe

            • Path C:\PROGRA~3\scvost.exe
            • Size 99KB
            • SHA256 57e9675902b443085e37ead57dfed97de6bb61321682bc93aff30f16b5ca5aeb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 92671c154d4e886f999580604f675416003965914ab8435babc0b11290f6a6a4
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 a7de5177c68a64bd48b36d49e2853799f4ebcfa8e4761f7cc472f333dc5f65cf
            • MD5 SHA1 SHA512

            CasPol.exe

            • Path C:\Users\Admin\AppData\Local\Temp\CasPol.exe
            • Size 5KB
            • SHA256 093279312249e1e9d6c9f994bcc90921b7ed9ebcf3f6d07767beef5153378708
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RESB1A3.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RESB1A3.tmp
            • Size 1KB
            • SHA256 a0c6b9f2ad77549b6ef7683bbd5d35f30863aa812c22ca6cfbf1399af3e9dfe9
            • MD5 SHA1 SHA512 TLSH

            RESCF7B.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RESCF7B.tmp
            • Size 1KB
            • SHA256 e45fe4d2fb95cf741fb01af0c78bde6c280f85f353d060acc13cb29f2162478b
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_3gujh0sc.2p4.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3gujh0sc.2p4.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            bnckym.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\bnckym.vbs
            • Size 4.6MB
            • SHA256 5af5cf9563985cf0543e6025cfb453f18ace48380b964fd815d9344141cb2dfd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CSC99DE0E6CCB0D47FF8AAED48E86A08ECA.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\CSC99DE0E6CCB0D47FF8AAED48E86A08ECA.TMP
            • Size 1KB
            • SHA256 bdc65a355c2540f3ddbc792fb7cb470205b049b7a49a903765cb6995590b1339
            • MD5 SHA1 SHA512 TLSH

            guardian_src_e4989f33f357422daf823066875fbcdd.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\guardian_src_e4989f33f357422daf823066875fbcdd.cs
            • Size 4KB
            • SHA256 3ee1bf1ab210527e7543dc78ca3511904bf7770d571eb0d11746edd9f5bf814a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1188-19-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/1188-21-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/1188-23-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/1188-24-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/1188-18-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/1188-20-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/2360-59-0x00000000069E0000-0x0000000006D3B000-memory.dmp

            memory/2360-63-0x0000000006820000-0x000000000683E000-memory.dmp

            memory/2360-64-0x0000000006870000-0x00000000068BC000-memory.dmp

            memory/2360-57-0x0000000006570000-0x00000000065D6000-memory.dmp

            memory/2360-54-0x00000000064D0000-0x00000000064F2000-memory.dmp

            memory/2360-53-0x0000000005D30000-0x000000000637A000-memory.dmp

            memory/2360-51-0x0000000003340000-0x0000000003376000-memory.dmp

            memory/2776-52-0x000001E09F1A0000-0x000001E09F1C2000-memory.dmp

            memory/5008-39-0x0000000000420000-0x000000000043C000-memory.dmp

            memory/5628-29-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-16-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-13-0x0000017776DB0000-0x0000017776DD2000-memory.dmp

            memory/5628-1-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-2-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-12-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-11-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-5-0x00000177769F0000-0x0000017776A12000-memory.dmp

            memory/5628-15-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-14-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-28-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-6-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-7-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-10-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5628-0-0x00007FFDE1C8F000-0x00007FFDE1C90000-memory.dmp

            memory/5628-17-0x00007FFDE1B00000-0x00007FFDE24A4000-memory.dmp

            memory/5684-73-0x0000000000D10000-0x0000000000D18000-memory.dmp

            memory/6132-78-0x0000000009940000-0x0000000009FBC000-memory.dmp

            memory/6132-31-0x0000000005590000-0x00000000055F6000-memory.dmp

            memory/6132-32-0x0000000005CA0000-0x000000000625A000-memory.dmp

            memory/6132-60-0x0000000007D50000-0x0000000007D58000-memory.dmp

            memory/6132-77-0x0000000008450000-0x000000000846A000-memory.dmp

            memory/6132-25-0x0000000000400000-0x000000000041C000-memory.dmp

            memory/6132-80-0x0000000008550000-0x0000000008572000-memory.dmp

            memory/6132-81-0x00000000086C0000-0x000000000870A000-memory.dmp

            memory/6132-58-0x0000000007D20000-0x0000000007D50000-memory.dmp

            memory/6132-79-0x0000000008620000-0x00000000086B6000-memory.dmp

            memory/6132-74-0x0000000008410000-0x0000000008446000-memory.dmp

            memory/6132-85-0x000000000AD30000-0x000000000AD50000-memory.dmp

            memory/6132-86-0x000000000AD70000-0x000000000AE13000-memory.dmp

            memory/6132-87-0x000000000AE50000-0x000000000AE5A000-memory.dmp

            memory/6132-89-0x0000000009550000-0x0000000009558000-memory.dmp

            memory/6132-88-0x000000000A100000-0x000000000A17C000-memory.dmp

            memory/6132-40-0x0000000007B80000-0x0000000007C12000-memory.dmp

            memory/6132-30-0x0000000005640000-0x00000000056DC000-memory.dmp

            memory/6132-99-0x000000000AEF0000-0x000000000B0B2000-memory.dmp